Innovative Products of America 7866 4/5-Way Pin Trailer Circuit Tester Ridgid The ratcheting box end is

The ratcheting box end is designed to need as little as 5° to move fasteners versus 30° for standard wrenches and features off-corner loading for a better grip on the fastener and reduces fastener rounding

ABS and air brake systems on commercial type trailers

WD1680EX | This item is used for electrical-conduit | This product manufacture by Mexico

» At rated capacity

Innovative Products of America 7866 4/5-Way Pin Trailer Circuit Tester Ridgid The ratcheting box end isPlugs into the trailer plug Each LED light corresponds to the circuit being energized Provides an easy to connect ground terminal for trailer lighting set upTests both 4 and 5 pin vehicle side connections for faulty wiring. LEDs light up to corresponding circuit. If LED does not light up, the circuit is not receiving power. Double sided unit allows the user to plug in line with the trailer, leave plugged in while on the road. Made of hard ABS plastic